This content originally appeared on DEV Community and was authored by Milan
In the age of AI, building a clean, fast, and user-focused website no longer requires a massive team. With the help of Google Ai- studio, ChatGPT and a bit of strategic thinking, I created a fully functional calculators website that not only drives daily traffic but also generates passive revenue.
The Idea: Solve Real-Life Problems
People search for simple tools every day — like Age Calculators, BMI Checkers, Loan EMIs, SIP returns, and even Pregnancy Due Dates.
These are high-intent, evergreen queries.
Instead of building just one calculator, I decided to create a complete platform of daily-use tools, all for free.
Enter: ChatGPT & AI Assistance
Here’s how I used AI to go from idea to execution:
Generated clean HTML/CSS layouts for each tool
Created JavaScript logic for accurate calculations
Wrote SEO-optimized descriptions, meta tags & FAQs
Added structured schema for rich Google results
All this saved me hours — and the results were surprisingly professional.
Results: Traffic That Converts
As the tools began solving real problems, users started returning. With responsive design, minimal UI, and quick load times, bounce rate dropped and session time improved.
I now have 40+ calculators live — from finance to health — and the organic traffic keeps growing.
Monetization: The Bonus Outcome
Once the traffic was consistent, I added AdSense and select affiliate placements. The result? A website that’s not just helping people, but also generating revenue without chasing clients.
TL;DR:
You don’t need a dev team to build a scalable website. With the right AI tools and a user-first mindset, anyone can create something valuable. I did it — so can you.
Check out the live site: Free Calculator
Follow me for updates as I scale this project further.
This content originally appeared on DEV Community and was authored by Milan